(postpositive) Who has been elected in a specified post, but has not yet entered office.

He is the President elect.

1811, Jane Austen, chapter 16, in Sense and Sensibility:

She began almost to feel a dislike of Edward; and it ended, as every feeling must end with her, by carrying back her thoughts to Willoughby, whose manners formed a contrast sufficiently striking to those of his brother elect.